1972-1973/22/3

Iteration of the modular period of a second order linear recurrent sequence

On orthogonal systems and permutation polynomials in several variables

Hasse Principles in algebraic equations

On absolute (j, ε)-normality in the rational fractions with applications to normal numbers

Non-divisibility of some multiplicative functions

On Waring's Problem in p-adic fields

Ramanujan-Entwicklungen stark multiplikativer zahlentheoretischer Funktionen

On the diophantine equations ${\displaystyle \prod _0^k{x}_i-\sum _0^k{x}_i=n\text{and}\sum _0^k\frac{1}{x_i}=\frac{a}{n}}$